The rate at which materials enter and leave the cell depends on the cell's...
A-Volume
B-Weight
C-Speciation
D-Surface Area
What is D- Surface Area
100
Sister chromatids (homologous chromosomes) are attached to each other at an area called the...
A-centriole
B-spindle
C-centromere
D-chromosome
What is C-centromere
100
Cancer is a disorder in which some cells have lost the ability to control their...
A-size
B-Spindle Fibers
C-Growth Rate
D-Surface Area
What is C-Growth Rate
100
How many daughter cells are formed at the end of mitosis?
What is 2.
100
Which of the following is NOT an advantage of asexual reproduction?
A-simple and efficient
B-produces large number of offspring quickly
C-increases genetic diversity
D-requires 1 parent
What is C-increases genetic diversity
200
In order for a cell to divide successfully, the cell must first...
A-duplicate its genetic information
B-decrease its volume
C-increase its number of chromosomes
D-decrease its number of organelles
What is A-duplicate its genetic information
200
If a body (somatic) cell has 12 chromosomes, how many chromosomes will each of its daughter cells have after cell division?
What is 12.
200
Why are stem cells important?
What is--they have the potential to develop into other cell types.
200
How many daughter cells are formed at the end of meiosis?
What is 4.
200
What is the name of a cell that contains 2 of each type of chromosome (homologous pairs)?
What is diploid (2N).
300
The process that increases genetic diversity within a population is....
A-asexual reproduction
B-sexual reproduction
C-budding
D-bianry fission
What is B-sexual reproduction
300
In plant cells, what forms midway between the divided nuclei during cytokinesis?
What is a cell plate.
300
Which of the following is a possible future benefit of stem cell research?
A-developing a vaccine for cancer
B-reversing damage from a heart attack
C-generating embryos from nonliving tissue
D-increasing a person's intelligence quotient
What is B-reversing damage from a heart attack
300
This is the process that takes place during prophase I of meiosis where the sister chromatids intertwine and exchange information...(This is the mechanism of genetic variability).
What is crossing over.
300
What is the name of a cell that only contains 1 set of chromosomes?
What is haploid (1N).
400
Compared to small cells, large cells have more trouble...
A-dividing
B-producing daughter cells
C-storing needed materials and waste products
D-moving needed materials in and waste products out
What is D-moving needed materials in and waste products out
400
What is the name of the phase of the cell cycle that is referred to as the "busy" time because the cell is growing, replicating its DNA, and repairing old and worn-out parts?
What is Interphase.
400
During early development, all cells in the embryo of a multicellular organism are identical. Later on in development, the cells will become specialized through a process called what?
What is differentiation.
400
During_________________, cells produce genetically identical offspring.
What is mitosis or asexual reproduction.
400
What is the process of a male gamete (sperm) and a female gamete (eggs) fusing together called?
What is fertilization.
500
Which of the following happens when a cell divides?
A-the cell's volume increases
B-it becomes more difficult for the cell to get rid of wastes
C-each daughter cell recieves its own copy of the parent cell's genetic information
D-it becomes more difficult for the cell to get enough oxygen and nutrients
What is C-each daughter cell recieves its own copy of the parent cell's genetic information
500
What phase of cell division is it when the chromosomes become visible for the first time because the nuclear envelope starts to disappear?
What is Prophase.
500
What is the name of a cancer-causing agent, for example:
UV radiation, Dioxin, Asbestos, Carcinogens...etc.
What is a mutagen.
500
Name 1 thing that both Mitosis and Meiosis share or both do.
What is: both have cell division, PMAT-C, Interphase, etc.
500
What is the name given to a newly fertilized cell?